The Electrons That Make Up the Current in an Electric

question 42

Multiple Choice

The electrons that make up the current in an electric circuit move by

• A)interacting with the electric field established in the circuit.
• B)bumping into one another in such as way as to send pulses over long distances.
• The drift speed of individual electrons making up the current is
• C)very low, about a snail's pace.
• D)about the speed of sound.
• E)about the speed of light.

---

Definitions:

IgA Antibodies

Immunoglobulin A antibodies, a type of antibody present in mucous membranes, playing a key role in mucosal immunity by neutralizing pathogens before they enter the body.

Breast Milk

Breast milk is the milk produced by the mammary glands of human females to feed their infants, providing essential nutrients and antibodies.

Adaptive Immunity

Adaptive immunity refers to the defense mechanisms in the body that are developed specifically against an antigen, including the production of antibodies and generation of memory lymphocytes.

Cytokine

Protein or peptide secreted by a cell that regulates the activity of neighboring cells.